245427488

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{1031}}^1$

素因数の和:1257

約数の個数: 48

約数和(自身を含む): 497762496

約数和(自身を除く): 252335008

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 173, 344, 346, 688, 692, 1031, 1376, 1384, 2062, 2768, 4124, 5536, 7439, 8248, 14878, 16496, 29756, 32992, 44333, 59512, 88666, 119024, 177332, 178363, 238048, 354664, 356726, 709328, 713452, 1418656, 1426904, 2853808, 5707616, 7669609, 15339218, 30678436, 61356872, 122713744, 245427488]

約数ペア:

[(1, 245427488), (2, 122713744), (4, 61356872), (8, 30678436), (16, 15339218), (32, 7669609), (43, 5707616), (86, 2853808), (172, 1426904), (173, 1418656), (344, 713452), (346, 709328), (688, 356726), (692, 354664), (1031, 238048), (1376, 178363), (1384, 177332), (2062, 119024), (2768, 88666), (4124, 59512), (5536, 44333), (7439, 32992), (8248, 29756), (14878, 16496)]